Amazon Linux 2 Security Advisory: ALAS-2023-2081
Advisory Release Date: 2023-06-05 16:39 Pacific
Advisory Updated Date: 2023-06-07 22:37 Pacific
Severity:
Important
Issue Overview:
An issue was discovered in Squid before 4.9. URN response handling in Squid suffers from a heap-based buffer overflow. When receiving data from a remote server in response to an URN request, Squid fails to ensure that the response can fit within the buffer. This leads to attacker controlled data overflowing in the heap. (CVE-2019-12526)
Affected Packages:
squid
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update squid to update your system.
New Packages:
aarch64:
squid-3.5.20-17.amzn2.7.7.aarch64
squid-sysvinit-3.5.20-17.amzn2.7.7.aarch64
squid-migration-script-3.5.20-17.amzn2.7.7.aarch64
squid-debuginfo-3.5.20-17.amzn2.7.7.aarch64
i686:
squid-3.5.20-17.amzn2.7.7.i686
squid-sysvinit-3.5.20-17.amzn2.7.7.i686
squid-migration-script-3.5.20-17.amzn2.7.7.i686
squid-debuginfo-3.5.20-17.amzn2.7.7.i686
src:
squid-3.5.20-17.amzn2.7.7.src
x86_64:
squid-3.5.20-17.amzn2.7.7.x86_64
squid-sysvinit-3.5.20-17.amzn2.7.7.x86_64
squid-migration-script-3.5.20-17.amzn2.7.7.x86_64
squid-debuginfo-3.5.20-17.amzn2.7.7.x86_64